Mobile Communication Device and Method for Using the Same

1. A mobile communication device, comprising: a communication unit for communicating with other communication devices; a processor unit connected to the communication unit; and a sensor unit connected to the processor unit, the sensor unit including at least one of a humidity sensor and a temperature sensor; wherein the humidity sensor senses ambient moisture and generates an electronic signal corresponding to the ambient moisture, and the temperature sensor measures ambient temperature and generates an electric signal corresponding to the ambient temperature; the processor unit calculating at least one of the ambient humidity and ambient temperature according to the electric signals and transmitting associated data of the sensor unit to the communication unit, the communication unit sending the data to other communication devices capable of communicating with the mobile communication device; wherein the communication unit includes a radio frequency (RF) module connected to the processor unit and an antenna connected to the RF module; when the mobile communication device sends signals, the RF module converts digital signals sent from the processor unit to radio signals, and the antenna sends the radio signals; when the mobile communication device receives radio signals using the antenna, the RF module converts the radio signals to digital signals.

2. The mobile communication device as claimed in claim 1 , further comprising a display unit connected to the processor unit, the processor unit controlling the display unit to display data of ambient humidity and ambient temperature.

3. The mobile communication device as claimed in claim 1 , further comprising a power management unit (PMU) connected to the processor unit and the sensor unit, the processor unit controlling the PMU to provide electric power to the sensor unit.

4. A method for using mobile communication devices, comprising: providing a mobile communication device that includes a sensor unit for sensing at least one of ambient humidity and ambient temperature; using the sensor unit to sense at least one of the ambient humidity and ambient temperature; and when the mobile communication device communicates with another communication device, converting data of ambient humidity and ambient temperature of the mobile communication device to radio signals and sending the radio signals to the other communication device.

5. The method as claimed in claim 4 , further comprising using the mobile communication device to display its ambient humidity and ambient temperature.

6. The method as claimed in claim 4 , further comprising using the other communication device to convert received radio signals to data of ambient humidity and ambient temperature of the mobile communication device, and display the ambient humidity and ambient temperature of the mobile communication device or broadcast the ambient humidity and ambient temperature of the mobile communication device as audio signals.

7. A method for using mobile communication devices, comprising: providing two mobile communication devices, each mobile communication device including a sensor unit for sensing at least one of ambient humidity and ambient temperature; using the sensor units of the two mobile communication devices to respectively sense at least one of ambient humidity and ambient temperature of the two mobile communication devices; and when the two mobile communication device communicating with each other, using the two mobile communication device to respectively convert data of at least one of their ambient humidity and ambient temperature to radio signals and send the radio signals to each other.

8. The method as claimed in claim 7 , further comprising using the two mobile communication devices to respectively display data of their ambient humidity and ambient temperature.

9. The method as claimed in claim 7 , further comprising using either one of the two mobile communication devices to display ambient humidity and ambient temperature of another mobile communication device, or broadcast ambient humidity and ambient temperature of the other mobile communication device as audio signals.